INTERMEDIATES AND PROCESSES FOR THE PREPARATION OF TOLVAPTAN AND ITS DERIVATIVES - Patent 4161904

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EP 4 161 904 A1

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(43)	Date of publication:
	12.04.2023 Bulletin 2023/15

(21)	Application number: 21733894.6

(22)	Date of filing: 04.06.2021

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International Patent Classification (IPC):

C07D 223/16^(2006.01)

(52)	Cooperative Patent Classification (CPC):
	C07D 223/16

(86)	International application number:
	PCT/EP2021/064964

(87)	International publication number:
	WO 2021/249877 (16.12.2021 Gazette 2021/50)

(84)	Designated Contracting States:
	AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
	Designated Extension States:
	BA ME
	Designated Validation States:
	KH MA MD TN

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Priority:

08.06.2020 IT 202000013573

(71)	Applicant: Cambrex Profarmaco Milano S.r.l.
	20067 Paullo (MI) (IT)

(72)	Inventors:
	VIGO, Daniele 20067 PAULLO (MI) (IT) CAPUTO, Francesco 20067 PAULLO (MI) (IT) COLOMBO, Francesco 20067 PAULLO (MI) (IT)

(74)	Representative: Bianchetti & Minoja SRL
	Via Plinio, 63 20129 Milano 20129 Milano (IT)

(54)	INTERMEDIATES AND PROCESSES FOR THE PREPARATION OF TOLVAPTAN AND ITS DERIVATIVES